marine mammals

Describes whales, dolphins, seals, and other marine mammals, their habitats, means of communication, and family life.

Presents information about the four groups of sea mammals, which include earless and eared whales, walruses, sea otters, sea cows, baleen whales, toothed whales, dolphins, and porpoises.

Simple text compares and contrasts members of the dolphin family in terms of where they live, body features, eating habits, and size.

Explores the habitats, life cycles, and other characteristics of sea mammals.

Explains how and why whales live without much sleep and examines the strange abilities of other animals.

Photographs and easy-to-follow text describe the different types of mammals that live in the world's seas, including dolphins, seals, and whales.

Describes such sea mammals as the sea otter, seal, blue whale, and dolphin.

Describes the evolution, characteristics, habitats, behavior, and young of seals, walruses, whales, dolphins, manatees, dugongs, and other mammals of the sea.

Presents an introduction to the physical characteristics, behavior and habitats of sea mammals, including seals, dolphins, whales, and sea cows.

Describes a number of aquatic mammals including whales, dolphins, polar bears, and seals, and how they are able to survive in the world's oceans.